Does Jillian Michaels Regret Not Participating in Biggest Loser Documentary? She Says… Jillian Michaels revealed whether she regrets not participating in Netflix’s ‘Biggest Loser’ docuseries, after ...

Jillian Michaels was a trainer on NBC's hit reality series The Biggest Loser for 12 seasons. She currently hosts the podcast Keeping It Real and is an investor in several health and wellness brands.

Michaels was the coach of the Red Team on "Biggest Loser" on-and-off for 10 years starting in 2004. She officially left the show in 2014. "Biggest Loser" was on-air for 18 seasons and concluded in ...

Jillian Michaels, a former trainer on The Biggest Loser, was mentioned many times in Netflix's docuseries Fit for TV: The Reality of the Biggest Loser released Aug. 15. And not in a flattering light.